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Solve the system by substitution. -4. 5x -2y = -12.5 3. 25x-y =-0.75 %3D

Solve the system by substitution. -4. 5x -2y = -12.5 3. 25x-y =-0.75 %3D

Elementary Algebra
Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter7: Factoring
Section7.6: Quadratic Equations
Problem 7.138TI: Solve: (y6)(y+9)=0 .
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Solve the system by substitution. -4. 5x-2y = -12.5 3. 25x-y =-0.75
Transcribed Image Text:Solve the system by substitution. -4. 5x-2y = -12.5 3. 25x-y =-0.75
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